Hexyltrichlorosilane

Also known as: Trichloro(hexyl)silane, Trichloro-n-hexylsilane, n-Hexyltrichlorosilane, Trichlorohexylsilane, hexyltrichloro-silan, trichlorohexyl-silan, Silane, trichlorohexyl-, Silane, hexyltrichloro-, MFCD00013606, EINECS 213-178-1

Hexyltrichlorosilane (CAS 928-65-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H13Cl3Si and a molecular weight of 219.612 g/mol. Key properties include a boiling point of 189.6±3.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 80.3±11.7 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H311 — Toxic in contact with skin and H331 — Toxic if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 928-65-4
Jingsj CID: J-1323497-4
Molecular Formula: C₆H₁₃Cl₃Si
Molecular Weight: 219.612 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	189.6±3.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	80.3±11.7 °C
Exact Mass	217.985214
LogP	6.85
Vapor Pressure	0.8±0.3 mmHg at 25°C
Refractive Index	1.450

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger

H301 — Toxic if swallowed
H311 — Toxic in contact with skin
H331 — Toxic if inhaled
H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Hexyltrichlorosilane?

The CAS number of Hexyltrichlorosilane is 928-65-4.

What are the molecular formula and molecular weight of Hexyltrichlorosilane?

Hexyltrichlorosilane has molecular formula C6H13Cl3Si and molecular weight 219.612 g/mol.

Is Hexyltrichlorosilane hazardous?

Hexyltrichlorosilane has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H311 — Toxic in contact with skin; H331 — Toxic if inhaled.

What are the upstream and downstream products of Hexyltrichlorosilane?

For Hexyltrichlorosilane, Upstream Products: 1-hexene, 1-chlorohexane, Tetrachlorosilane; Downstream Products: 1-(4-Hexylphenyl)ethanone, Allyldichlorosilane, 1,3-BIS(TRICHLOROSILYL)PROPANE.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Hexyltrichlorosilane (CAS 928-65-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1323497-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.